dance cam is half the fun at basketball games. Tonight, the 11-year-old who was waiting for his chance. And when it came, well, judge for yourself. Here's abc's linzie janis. Reporter:11-year-old antoine alexander's dream was to be on the detroit pistons dance cam. So, when he got his chance, he went for it. &#9834; then, the camera shifts to the pistons usher, shannon sails, who has been entertaining fans with his moves for years. He challenges the young groover to a dance-off. &#9834; oh, so, you want to challenge? So, I just went on. He was so hyped and the crowd was just behind him. I was like, he's taking my crowd. Reporter: Fans can't get enough. And tonight, look at this new number. 2.5 million views and counting. I don't want to brag, but I'm good. I brought my a-game. So, I won. Reporter: We wanted more. I'm coming to get my revenge today. Reporter: Call it the "world news" dance cam. &#9834; I think I won. He is so good. Reporter: But tonight, there's one winner. That 11-year-old and his 20 seconds in front of the fans. Linzie janis, abc news, new york. And by the way, antoine plays piano and sings at church. That dancing usher says he plans to go see antoine, and the pistons have invited him to the next game.

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